7z+9=16z-10

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Solution for 7z+9=16z-10 equation:


Simplifying
7z + 9 = 16z + -10

Reorder the terms:
9 + 7z = 16z + -10

Reorder the terms:
9 + 7z = -10 + 16z

Solving
9 + 7z = -10 + 16z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-16z' to each side of the equation.
9 + 7z + -16z = -10 + 16z + -16z

Combine like terms: 7z + -16z = -9z
9 + -9z = -10 + 16z + -16z

Combine like terms: 16z + -16z = 0
9 + -9z = -10 + 0
9 + -9z = -10

Add '-9' to each side of the equation.
9 + -9 + -9z = -10 + -9

Combine like terms: 9 + -9 = 0
0 + -9z = -10 + -9
-9z = -10 + -9

Combine like terms: -10 + -9 = -19
-9z = -19

Divide each side by '-9'.
z = 2.111111111

Simplifying
z = 2.111111111

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